ixgbe: remove redundant if clause from PTP work

ptp_tx_skb is always set before work is scheduled,
work is cancelled before ptp_tx_skb is set to NULL.
PTP work cannot ever see ptp_tx_skb set to NULL.

Signed-off-by: Jakub Kicinski <kubakici@wp.pl>
Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c
index 44ac9ae..8b527d7 100644 (file)
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c
@@ -512,10 +512,6 @@ static void ixgbe_ptp_tx_hwtstamp_work(struct work_struct *work)
                                              IXGBE_PTP_TX_TIMEOUT);
        u32 tsynctxctl;
 
-       /* we have to have a valid skb */
-       if (!adapter->ptp_tx_skb)
-               return;
-
        if (timeout) {
                dev_kfree_skb_any(adapter->ptp_tx_skb);
                adapter->ptp_tx_skb = NULL;